Martin Joseph Jenkins (born November 12, 1953) is an American attorney and jurist serving as an associate justice of the Supreme Court of California.

[3][7] In 1985, Jenkins moved back to the Bay Area when his mother became ill,[2][7] then served as in-house counsel for Pacific Bell for four years.

[6][7] His contribution to federal law includes the Jenkins-Laporte Doctrine, which defines the boundary of copyright and contractual rights in the licensing of digital works.

[11] On January 25, 2008, Schwarzenegger nominated Jenkins to fill the vacancy on the First District Court of Appeal created by the retirement of Justice Joanne C.

[7] On October 5, 2020, Governor Newsom announced that he would nominate Jenkins to be an associate justice of the Supreme Court of California, replacing Ming Chin, who retired on August 31, 2020.

[15] As of November 11, 2022[update], following the 2022 election, he was retained by California voters to continue to serve as an associate justice with 69.4% of an affirmative vote.